﻿//Jquery executado após o carregamento do documento.
$(document).ready(function () {
    // We only want these styles applied when javascript is enabled
    $('div.navigation').css({ 'width': '280px', 'float': 'left' });
    $('div.content').css('display', 'block');

    // Initially set opacity on thumbs and add
    // additional styling for hover effect on thumbs
    var onMouseOutOpacity = 0.67;
    $('#thumbs ul.thumbs li').opacityrollover({
        mouseOutOpacity: onMouseOutOpacity,
        mouseOverOpacity: 1.0,
        fadeSpeed: 'fast',
        exemptionSelector: '.selected'
    });

    // Enable toggling of the caption
    var captionOpacity = 0.0;
    $('#captionToggle a').click(function (e) {
        var link = $(this);

        var isOff = link.hasClass('off');
        var removeClass = isOff ? 'off' : 'on';
        var addClass = isOff ? 'on' : 'off';
        var linkText = isOff ? 'Ocultar Legenda' : 'Mostrar Legenda';
        captionOpacity = isOff ? 0.7 : 0.0;

        link.removeClass(removeClass).addClass(addClass).text(linkText).attr('title', linkText);
        $('#caption span.image-caption').fadeTo(1000, captionOpacity);

        e.preventDefault();
    });

    // Initialize Advanced Galleriffic Gallery
    var gallery = $('#thumbs').galleriffic({
        delay: 3500,
        numThumbs: 15,
        preloadAhead: 10,
        enableTopPager: true,
        enableBottomPager: true,
        maxPagesToShow: 7,
        imageContainerSel: '#slideshow',
        controlsContainerSel: '#controls',
        captionContainerSel: '#caption',
        loadingContainerSel: '#loading',
        renderSSControls: true,
        renderNavControls: true,
        playLinkText: '',
        pauseLinkText: '',
        prevLinkText: 'Voltar',
        nextLinkText: 'Avançar',
        nextPageLinkText: 'Avançar',
        prevPageLinkText: 'Voltar',
        enableHistory: false,
        autoStart: true,
        syncTransitions: true,
        defaultTransitionDuration: 750,
        onSlideChange: function (prevIndex, nextIndex) {
            // 'this' refers to the gallery, which is an extension of $('#thumbs')
            this.find('ul.thumbs').children()
			    .eq(prevIndex).fadeTo('fast', onMouseOutOpacity).end()
			    .eq(nextIndex).fadeTo('fast', 1.0);
        },
        onTransitionOut: function (slide, caption, isSync, callback) {
            slide.fadeTo(this.getDefaultTransitionDuration(isSync), 0.0, callback);
            caption.fadeTo(this.getDefaultTransitionDuration(isSync), 0.0);
        },
        onTransitionIn: function (slide, caption, isSync) {
            var duration = this.getDefaultTransitionDuration(isSync);
            slide.fadeTo(duration, 1.0);

            // Position the caption at the bottom of the image and set its opacity
            var slideImage = slide.find('img');
            caption.width(slideImage.width())
			    .css({
			        'bottom': Math.floor((slide.height() - slideImage.outerHeight()) / 2),
			        'left': Math.floor((slide.width() - slideImage.width()) / 2) + slideImage.outerWidth() - slideImage.width()
			    })
			    .fadeTo(duration, captionOpacity);
        },
        onPageTransitionOut: function (callback) {
            this.fadeTo('fast', 0.0, callback);
        },
        onPageTransitionIn: function () {
            this.fadeTo('fast', 1.0);
        },
        onImageAdded: function (imageData, $li) {
            $li.opacityrollover({
                mouseOutOpacity: onMouseOutOpacity,
                mouseOverOpacity: 1.0,
                fadeSpeed: 'fast',
                exemptionSelector: '.selected'
            });
        }
    });
});